11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.最新文献

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Levels of detail in reducing cost of haptic rendering: a preliminary user study 降低触觉渲染成本的细节水平:初步用户研究
Jian Zhang, S. Payandeh, J. Dill
{"title":"Levels of detail in reducing cost of haptic rendering: a preliminary user study","authors":"Jian Zhang, S. Payandeh, J. Dill","doi":"10.1109/HAPTIC.2003.1191278","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191278","url":null,"abstract":"Haptic rendering complex objects in virtual environments is computationally intensive. We start the investigation of a new category of approach to reducing the computation in haptic rendering. Our approach is based on the hypothesis that the accuracy of haptic perception might be limited. Results of the experiments described in this paper suggest that subjects might not be able to distinguish two haptic objects if they are beyond some refinement level. This limitation of haptic perception may be taken advantage of in haptic rendering by replacing a fine object with a coarser object to reduce scene complexity.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"251 ","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114093292","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Multi-fingered tactile feedback from virtual and remote environments 来自虚拟和远程环境的多指触觉反馈
A. Kron, G. Schmidt
{"title":"Multi-fingered tactile feedback from virtual and remote environments","authors":"A. Kron, G. Schmidt","doi":"10.1109/HAPTIC.2003.1191219","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191219","url":null,"abstract":"This paper outlines a novel approach of displaying multifingered tactile feedback information from remote and virtual environments. Miniature tactile fingertip modules are developed allowing multi-fingered integration into an already existing hand force exoskeleton for display of combined tactile and kinesthetic feedback. The tactile feedback comprises generation of both, vibrotactile and thermal stimuli directly at the operator's fingertip where a multitude of human tactile receptors are located The proposed parallel configuration of integrated vibration and heat display with combined kinesthetic feedback actuators considers a novel approach towards the generation of holistic haptic sensations. Corresponding tactile rendering algorithms are presented computing realistic tactile stimuli of object properties from either remote real or virtual environments. Moreover the article discusses the design of a developed thermal and texture sensor with corresponding data processing algorithms for online identification of tactile object properties in a remote environment. The new quality of generated multi-fingered tactile feedback was evaluated in several experiments enabling a human operator performing exploratory tasks.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"161 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123783188","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 69
Guideline for designing haptic master hands based on dynamic Multi-fingered Manipulability 基于动态多指可操作性的触觉主控手设计准则
Masaki Fujiwara, Y. Yokokohji, T. Yoshikawa
{"title":"Guideline for designing haptic master hands based on dynamic Multi-fingered Manipulability","authors":"Masaki Fujiwara, Y. Yokokohji, T. Yoshikawa","doi":"10.1109/HAPTIC.2003.1191236","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191236","url":null,"abstract":"In this paper we apply the concept of dynamic manipulability measure to multi-fingered hands and propose Dynamic Multi-fingered Manipulability measure. The proposed measure considers the internal force and the dynamics of a grasped object as well as the finger dynamics. We then extend Dynamic Multi-fingered Manipulability to a guideline for designing haptic master hands or master-slave hands. Based on the proposed guideline, several joint configurations are evaluated and an optimal link length is determined.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126622630","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Relative performance using haptic and/or touch-produced auditory cues in a remote absolute texture identification task 在远程绝对纹理识别任务中使用触觉和/或触摸产生的听觉线索的相对表现
S. Lederman, Andrea Martin, Christine Tong, R. Klatzky
{"title":"Relative performance using haptic and/or touch-produced auditory cues in a remote absolute texture identification task","authors":"S. Lederman, Andrea Martin, Christine Tong, R. Klatzky","doi":"10.1109/HAPTIC.2003.1191261","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191261","url":null,"abstract":"The current study assessed the relative effectiveness with which unimodal tactile, unimodal touch-produced auditory, and bimodal tactile + auditory cues contribute to the performance of an absolute texture identification task via remote touch. The study contributes to our fundamental understanding of the unimodal perception and intersensory integration of multimodal surface texture cues generated during surface exploration with rigid probes. The results also have significant implications for the design of unimodal and multisensory displays for use with teleoperation and virtual environment systems, as it addresses which modality(ies) may be used to most effectively present sensory information about remotely explored surface textures.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"30 4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120998361","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 34
Design and analysis of a novel virtual walking machine 一种新型虚拟步行机设计与分析
Jungwon Yoon, J. Ryu, G. Burdea
{"title":"Design and analysis of a novel virtual walking machine","authors":"Jungwon Yoon, J. Ryu, G. Burdea","doi":"10.1109/HAPTIC.2003.1191316","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191316","url":null,"abstract":"This paper proposes a new locomotion haptic interface, the Virtual Walking Machine (VWM) that can simulate human walking more naturally. The VWM allows walking in a virtual environment with uneven terrain, which can improve immersiveness significantly. The proposed system is composed mainly of: (i) a fifteen degree-of-freedom hybrid parallel mechanism that allows relative rotation between toe and heel, omni-directional rotation, and natural walking distance, (ii) Pulse Width Modulation (PWM) driven pneumatic actuators for vertical motion and servo-motors for planar motion, (iii) sensors that allow motion detection. Design requirements on natural walking are analyzed and used in conjunction with kinematic analyses to optimally design the proposed VWM.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"69 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134468693","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 14
A framework for the haptic rendering of the human hand 人的手的触觉渲染的框架
P. Stergiopoulos, G. Moreau, M. Ammi, P. Fuchs
{"title":"A framework for the haptic rendering of the human hand","authors":"P. Stergiopoulos, G. Moreau, M. Ammi, P. Fuchs","doi":"10.1109/HAPTIC.2003.1191306","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191306","url":null,"abstract":"In this paper we present a framework that allows the haptic rendering of interactions between the human hand and a virtual environment consisting of polygonal objects. The proposed solution creates a representation of the human hand through simple geometric primitives (spheres, cylinders etc.) and allows the fast collision detection and calculation of forces of interaction. The forces are calculated with precision and smoothness, especially at the fingertips, where the human haptic perception is more sensitive. The area of each contacted region is taken into account to correctly weigh the importance of each force we calculate. The objective is to give a simulation tool that will allow the use of exoskeletons for the human hand with an improved level of precision, which is necessary for the correct evaluation of these haptic devices and their efficient use.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"44 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134496911","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Role of haptics in teaching structural molecular biology 触觉学在结构分子生物学教学中的作用
G. Sankaranarayanan, S. Weghorst, M. Sanner, Alexandre Gillet, A. Olson
{"title":"Role of haptics in teaching structural molecular biology","authors":"G. Sankaranarayanan, S. Weghorst, M. Sanner, Alexandre Gillet, A. Olson","doi":"10.1109/HAPTIC.2003.1191312","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191312","url":null,"abstract":"Physical models such as ball-and-stick have long been used in teaching basic chemistry and structural molecular biology. As the size and complexity of known molecular structures increases, it is difficult if not impossible to show all of their features in a physical model alone. Recent advances in automated model fabrication technology now afford physical models of more complex molecular structures. In this multi-institutional collaborative project we are creating multi-modality enhancements of such tangible models by superimposing graphical (augmented reality) information on top of the fabricated physical models, by incorporating support for voice commands, and by providing haptic feedback. The user of such an interface can request a variety of overlay representations and can interact with these virtual enhancements haptically while manipulating the physical model. This multi-modality interface appears to be quite intuitive for observing complex molecular structure. We are currently evaluating its usefulness in teaching molecular biology to high school students.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"57 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123565887","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 94
Dynamic local models for stable multi-contact haptic interaction with deformable objects 与可变形物体稳定的多接触触觉交互的动态局部模型
F. Barbagli, J. Salisbury, D. Prattichizzo
{"title":"Dynamic local models for stable multi-contact haptic interaction with deformable objects","authors":"F. Barbagli, J. Salisbury, D. Prattichizzo","doi":"10.1109/HAPTIC.2003.1191248","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191248","url":null,"abstract":"This paper describes a new technique for allowing multiple users to haptically interact with a set of deformable slowly-simulated objects in a stable manner Stability has been approached in the past by various researchers using passivity theory in order to avoid having to model the human operator closing the haptic loop. None of these solutions however can work well without the use of high update rates and thus break down in the case of haptic interaction with slowly simulated virtual environments such as the ones featuring highly precise deformable objects. This is particularly true for the case of surgical simulation with force feedback, where precision is a key issue and where complexity can reach high levels. The techniques presented in this paper are based on the concepts of local model for haptic interaction adapted to deformable objects. Such approach allows multiple users to stably interact with a same object while feeling the influence of other users on the same object. Experimental results employing a PHANTOM haptic interface are proposed for a simple example.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"13 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125457208","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 42
How well can we encode spatial layout from sparse kinesthetic contact? 我们如何从稀疏的动觉接触中编码空间布局?
R. Klatzky, S. Lederman
{"title":"How well can we encode spatial layout from sparse kinesthetic contact?","authors":"R. Klatzky, S. Lederman","doi":"10.1109/HAPTIC.2003.1191269","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191269","url":null,"abstract":"We investigated people's ability to report the shape and scale of a spatial layout after sparse contact, without vision. We propose that the initial representation of sparsely contacted layout is kinesthetic. From this can be computed a configural representation that supports reports of shape and scale, but at the cost of increased error. In four experiments, participants' fingers were guided to a two-point layout, after which they returned to the points or reported distance and/or angle, subject to a change in location and sometimes a rotation as well. Errors in reproducing inter-point distance, i.e., the scale of the layout, were smallest for the task of returning to the touched points and nearly twice as great when distance was reported at a new location. Errors in reproducing inter-point angle, i.e., the shape of the layout, were smallest for the task of returning to the touched points and nearly twice as great when angle was reported subject to rotation. The data highlight limitations on reporting the shape and scale of a haptically rendered layout after sparse contact.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129548196","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Motion guidance experiments with Scooter Cobot 滑板车Cobot的运动引导实验
E. S. Boy, E. Burdet, C. Teo, J. Colgate
{"title":"Motion guidance experiments with Scooter Cobot","authors":"E. S. Boy, E. Burdet, C. Teo, J. Colgate","doi":"10.1109/HAPTIC.2003.1191232","DOIUrl":"https://doi.org/10.1109/HAPTIC.2003.1191232","url":null,"abstract":"Cobots assist humans by mechanically guiding motion along software-defined paths or surfaces. Cobot design has been extensively studied previously. This paper reports the first systematic experimental study of motion guidance with a cobot. We investigated the movements of seven operators with the Scooter cobot in representative environments. Analysis of the force exerted by the operators and the trajectories reveals significant differences between guided movements (GM) and free movements (FM). While FM requires learning for each novel task, GM is optimal from the first trial: Less effort is required to move in GM than in FM, Movements in GM are faster, smoother, and require less back and forth correction than in FM. These advantages demonstrate the strength of the Cobol concept. The results further suggest that operators guided by the Scooter can handle objects in a more \"open-loop\" way than with a dumb trolley, and so perform faster and concentrate on other aspects of the manipulation task, potentially resulting in increased productivity and fewer injuries.","PeriodicalId":177962,"journal":{"name":"11th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2003. HAPTICS 2003. Proceedings.","volume":"NS21 11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116554075","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 15
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